package org.ch00.test04.demo03;

/**
 * @author CSY
 * @date 2025 - 03 - 03
 */
public class Piano extends Instrument{
    public Piano() {}

    public Piano(String brand, double price) {
        super(brand, price);
    }

    public void sound(){
        super.sound();
        System.out.println("钢琴钢琴");
    }
}
